DE60014090D1 - FREQUENCY VARIATION TO IMPROVE THE SIGNAL TO NOISE RATIO OF A SENSOR - Google Patents

FREQUENCY VARIATION TO IMPROVE THE SIGNAL TO NOISE RATIO OF A SENSOR

Info

Publication number
DE60014090D1
DE60014090D1 DE60014090T DE60014090T DE60014090D1 DE 60014090 D1 DE60014090 D1 DE 60014090D1 DE 60014090 T DE60014090 T DE 60014090T DE 60014090 T DE60014090 T DE 60014090T DE 60014090 D1 DE60014090 D1 DE 60014090D1
Authority
DE
Germany
Prior art keywords
sensor
improve
signal
noise ratio
frequency variation
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60014090T
Other languages
German (de)
Other versions
DE60014090T2 (en
Inventor
P Dilger
Guojun Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fisher Controls International LLC
Original Assignee
Fisher Controls International LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fisher Controls International LLC filed Critical Fisher Controls International LLC
Publication of DE60014090D1 publication Critical patent/DE60014090D1/en
Application granted granted Critical
Publication of DE60014090T2 publication Critical patent/DE60014090T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/022—Fluid sensors based on microsensors, e.g. quartz crystal-microbalance [QCM], surface acoustic wave [SAW] devices, tuning forks, cantilevers, flexural plate wave [FPW] devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/42—Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to resonant frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/014—Resonance or resonant frequency
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/025—Change of phase or condition
    • G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0426—Bulk waves, e.g. quartz crystal microbalance, torsional waves
DE60014090T 1999-07-13 2000-07-10 FREQUENCY VARIATION FOR IMPROVING THE SIGNAL NOISE DISTANCE OF A SENSOR Expired - Lifetime DE60014090T2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US352730 1999-07-13
US09/352,730 US6654470B1 (en) 1999-07-13 1999-07-13 Frequency warping for improving resonator signal-to-noise ratio
PCT/US2000/018793 WO2001004621A1 (en) 1999-07-13 2000-07-10 Frequency warping for improving resonator signal-to-noise ratio

Publications (2)

Publication Number Publication Date
DE60014090D1 true DE60014090D1 (en) 2004-10-28
DE60014090T2 DE60014090T2 (en) 2005-02-03

Family

ID=23386243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60014090T Expired - Lifetime DE60014090T2 (en) 1999-07-13 2000-07-10 FREQUENCY VARIATION FOR IMPROVING THE SIGNAL NOISE DISTANCE OF A SENSOR

Country Status (10)

Country Link
US (1) US6654470B1 (en)
EP (1) EP1194771B1 (en)
JP (1) JP4773656B2 (en)
CN (1) CN1172185C (en)
AU (1) AU6083300A (en)
BR (1) BR0012394B1 (en)
CA (1) CA2378759C (en)
DE (1) DE60014090T2 (en)
MX (1) MXPA01013214A (en)
WO (1) WO2001004621A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003168926A (en) * 2001-11-29 2003-06-13 Nippon Dempa Kogyo Co Ltd Voltage-controlled piezoelectric oscillator
CN100495008C (en) * 2003-06-18 2009-06-03 中山市泰威技术开发有限公司 Piezo-electric acoustic wave sensor passive array and its biological chip
KR100828128B1 (en) * 2006-07-20 2008-05-09 에이디반도체(주) Method and apparatus for detecting capacitance using time division multi-frequency
JP5505596B2 (en) * 2008-06-18 2014-05-28 セイコーエプソン株式会社 Resonant circuit, oscillation circuit, filter circuit, and electronic device
US9746442B2 (en) 2014-03-30 2017-08-29 International Business Machines Corporation Switched-capacitor biosensor device
WO2020131406A1 (en) * 2018-12-19 2020-06-25 Abbott Diabetes Care Inc. Systems, devices, and methods for rf detection of analyte sensor measurements

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260104A (en) * 1962-10-22 1966-07-12 Exxon Research Engineering Co Apparatus for fluid analysis
GB1483735A (en) * 1973-11-09 1977-08-24 Secr Defence Acoustic wave oscillator
US4361026A (en) 1980-06-24 1982-11-30 Muller Richard S Method and apparatus for sensing fluids using surface acoustic waves
US5212988A (en) 1988-02-29 1993-05-25 The Reagents Of The University Of California Plate-mode ultrasonic structure including a gel
US4905701A (en) 1988-06-15 1990-03-06 National Research Development Corporation Apparatus and method for detecting small changes in attached mass of piezoelectric devices used as sensors
US5229735A (en) * 1992-03-30 1993-07-20 Macrovision Corporation Wide frequency deviation voltage controlled crystal oscillator having plural parallel crystals
JPH06265459A (en) * 1993-03-15 1994-09-22 Toshiba Corp Cracked gas detector
JP3354217B2 (en) 1993-07-30 2002-12-09 柴田科学株式会社 How to measure the mass concentration of dust particles in a gas
US5705399A (en) 1994-05-20 1998-01-06 The Cooper Union For Advancement Of Science And Art Sensor and method for detecting predetermined chemical species in solution
JPH09191216A (en) * 1996-01-09 1997-07-22 Sony Corp Pll circuit using ceramic oscillator, ceramic fm modulator, ceramic reference oscillator, and pll type fm modulator using ceramic reference oscillator
JPH1028016A (en) * 1996-07-09 1998-01-27 Murata Mfg Co Ltd Piezoelectric reference oscillator
US6222366B1 (en) * 1999-05-10 2001-04-24 Fisher Controls International, Inc. High frequency measuring circuit with inherent noise reduction for resonating chemical sensors
US6237397B1 (en) * 1999-10-06 2001-05-29 Iowa State University Research Foundation, Inc. Chemical sensor and coating for same

Also Published As

Publication number Publication date
EP1194771A1 (en) 2002-04-10
CN1172185C (en) 2004-10-20
JP2003504620A (en) 2003-02-04
MXPA01013214A (en) 2002-06-21
WO2001004621A1 (en) 2001-01-18
CA2378759C (en) 2007-04-17
BR0012394A (en) 2002-03-12
CN1361864A (en) 2002-07-31
US6654470B1 (en) 2003-11-25
AU6083300A (en) 2001-01-30
DE60014090T2 (en) 2005-02-03
CA2378759A1 (en) 2001-01-18
BR0012394B1 (en) 2012-11-27
EP1194771B1 (en) 2004-09-22
JP4773656B2 (en) 2011-09-14

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Legal Events

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